Chemical bonding test

An ionic bond is formed when one or more electrons are ________ from one atom to another.

• shared

• transferred

• duplicated

• removed without transfer

Tags

NGSS.MS-PS1-5

Ionic bonds form only between ________ and ________.

• metals and nonmetals

• nonmetals and nonmetals

• metals and metals

• gases and liquids

When electrons are gained/lost, the atoms become charged and are no longer neutral. This charged atom is known as a(n) ________.

• molecule

• element

• ion

• compound

A covalent bond forms when electrons are ________ between atoms.

• transferred

• shared

• removed

• duplicated

Tags

NGSS.HS-PS1-1

Covalent bonds only happen between ________ atoms.

• 2

• 3

• 4

• multiple

What determines how atoms form chemical bonds?

• The need to duplicate electrons

• The need to transfer protons

• The need to obtain a full outer shell electron arrangement

• The need to remain neutral

Tags

NGSS.HS-PS1-1

What is the difference between an ionic bond and a covalent bond?

• An ionic bond involves the sharing of electrons, while a covalent bond involves the transfer of electrons.

• An ionic bond involves the transfer of electrons, while a covalent bond involves the sharing of electrons.

• An ionic bond only occurs between nonmetals, while a covalent bond occurs between metals and nonmetals.

• An ionic bond forms molecules, while a covalent bond forms ions.

What is formed when one or more electrons are transferred from one atom to another?

• A molecule

• A covalent bond

• An ionic bond

• A metallic bond

Tags

NGSS.HS-PS1-3

How many Na atoms are present in this compound? 5Na₃PO₄

• 5
• 8

• 15

• 20

Tags

NGSS.MS-PS1-1

What is a coefficient?

• The small number on the right of the chemical symbol.
• The large number in front of a chemical formula.
• The number in between the chemical symbols.
• The number behind a chemical formula.

Tags

NGSS.MS-PS1-5